Q: Is 3,424,720 a Composite Number?

Why is 3,424,720 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 3,424,720 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 37 40 52 65 74 80 89 104 130 148 178 185 208 260 296 356 370 445 481 520 592 712 740 890 962 1,040 1,157 1,424 1,480 1,780 1,924 2,314 2,405 2,960 3,293 3,560 3,848 4,628 4,810 5,785 6,586 7,120 7,696 9,256 9,620 11,570 13,172 16,465 18,512 19,240 23,140 26,344 32,930 38,480 42,809 46,280 52,688 65,860 85,618 92,560 131,720 171,236 214,045 263,440 342,472 428,090 684,944 856,180 1,712,360 and 3,424,720, with no remainder.

Since 3,424,720 cannot be divided by just 1 and 3,424,720, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).